Home / 22,951.77-31,656.47-14,887.41

Finding the Fourth Proportional to 22,951.77, 31,656.47 and 14,887.41

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Solution

The fourth proportional to 22,951.77, 31,656.47 and 14,887.41 is: 20,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,951.77 : 31,656.47 = 14,887.41 : x
  2. Step 2: Convert to fraction form
    22,951.77/31,656.47 = 14,887.41/x
  3. Step 3: Cross multiply
    22,951.77x = 31,656.47 × 14,887.41
  4. Step 4: Simplify right side
    22,951.77x = 471,282,773.61
  5. Step 5: Solve for x
    x = 471,282,773.61/22,951.77
  6. Step 6: Final answer
    x = 20,533.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.